--- title: "Free Fitness Calculators | Furlani Fitness" description: "Free calculators built for the Furlani Fitness coaching practice in Brisbane: body fat by six methods, one rep max by five models, peptide reconstitution, and barbell plate loading." canonical: https://www.furlanifitness.com.au/calculators/ image: https://www.furlanifitness.com.au/og-card.png --- # Calculators. Built for use inside the practice, and published here for anyone who wants them. Free to use. Runs locally with no account needed. Nothing is ever sent off your device. - ## [Body fat calculator](https://www.furlanifitness.com.au/bodyfat-calculator/) Six methods · Male or Female Jackson/Pollock 7, 3 and 4 site, Parrillo, Durnin/Womersley and the US Navy tape method, each implemented from its published source. - ## [Peptide calculator](https://www.furlanifitness.com.au/peptide-calculator/) Reconstitution · Vial life · Dose equation Calculate how much water should be added and how much to draw up based on the dose you wanted. Bonus result for how long the vial will last before it's empty. - ## [Plate calculator](https://www.furlanifitness.com.au/plate-calculator/) Calculate barbell load · Colours or Kilos Easily calculate what's on the bar using the plates you see in front of you. Bonus, it will show you the same weight in the fewest plates possible to save your lower back. - ## [One rep max calculator](https://www.furlanifitness.com.au/one-rep-max-calculator/) Five models · Based on where you are today Calculate your 1RM based on prior weight lifted and the reps you achieved with it. Uses the average of five well-known published models. ## Want faster progress? Consultation Begin with a 30-minute consultation. We'll talk and get clear on what you want, where you are today, and what's needed to hit your goals faster. 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